Colloid cyst of the third ventricle with recurrence

Case contributed by Dr Alexandra Stanislavsky


Intermittent headaches

Patient Data

Age: 35 years
Gender: Male

16 mm hyperdense mass at the level of foramen of Monro.  Mild hydrocephalus.

Incidental cavum septum pellucidum et vergae

T1 hyperintense, intermediate T2 cyst at the foramen Monroe. Signal characteristics indicate proteinaceous contents in this case.

10 years following excision of colloid cyst. An MRI performed in the early postoperative period had shown complete resection. 

A smaller, non obstructive colloid cyst is now present.  Note surgical defect in the corpus callosum post transcallosal resection.

Case Discussion

Typical appearance of a colloid cyst of the third ventricle.

Recurrence 10 years after initial resection. 

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Case information

rID: 66798
Published: 6th Mar 2019
Last edited: 14th Aug 2019
Inclusion in quiz mode: Included

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